773 Area Code Prefixes Directory

If you know the complete number you’re looking up, please use the Phone Number Search above. Or to explore prefixes in different coverage areas, please use the tables below.

Ameritech Illinois
Carrier

Coverage Area
Counties: Cook,
Cities: Chicago, Summit, Cicero, Evanston, Park Ridge, Schiller Park, Elk Grove Village, River Grove, Des Plaines

Level 3 Communications
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Bandwidth.com Clec
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Xo Illinois
Carrier

Coverage Area
Counties: , Cook
Cities: Wood Dale, Chicago

Indiana Paging Ntwk
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Teleport Communications America
Carrier

Coverage Area
Counties: Cook,
Cities: Chicago, Oak Brook

AT&T Local
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Broadwing Communications
Carrier

Coverage Area
Counties: Cook,
Cities: Chicago, Arlington Heights

First Communications LLC
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Paetec Communications
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

American Messaging (am)
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Mci Worldcom Communications
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Ymax Communications Corp.
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Comcast Phone Of Illinois DBA Comco
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Cimco Communications
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Rcn Telecom Services Of Illinois
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Neutral Tandem-illinois
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Global Crossing Local Services-il
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Sigecom
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

Peerless Network Of Illinois
Carrier

Coverage Area
Counties: Cook
Cities: Chicago

The 773 area code is located in Chicago, Illinois including Summit, Cicero and was originally put into service on October 15th 1996. Find whose number this is.

Recently Reported Numbers

(773) 232-7517Unknown

Anybody getting calls from this phone number?

(773) 357-5526Unknown

They called my cell today and did not leave a message.

(773) 570-9827Unknown

The caller left no message.

(773) 295-0422Unknown

when called back " states disconnected or no such number available "

(773) 382-1958Unknown

Any ideas who calls from this number?

(773) 839-5291Unknown

Got an unsolicited call from UNAVAILABLE they are concealing their identity and left no msg.

(773) 644-5649Unknown

Got a call with no message left.

(773) 627-9996Unknown

Got a call from 773-627-9996. No message left.

(773) 742-6353Unknown

Called my cell phone.

(773) 731-5456Unknown

Who is the owner?

Recently Searched Numbers

No additional information reported for these searched numbers. Received a call from any phone number listed below? Please consider helping the community by reporting your experience.

773-534-5351
Report
Ameritech Illinois
773-131-1881
Report
UNKNOWN
773-102-8239
Report
UNKNOWN
773-813-3638
Report
New Cingular Wireless PCS
773-896-6095
Report
Mcimetro Access Transmission Services LLC
773-971-7201
Report
T-mobile Usa
773-135-9819
Report
UNKNOWN
773-724-2449
Report
Cellco Partnership DBA Verizon Wireless
773-867-5321
Report
Ameritech Illinois
773-350-8785
Report
Cellco Partnership DBA Verizon Wireless
773-388-6022
Report
Ameritech Illinois
773-776-9608
Report
Ameritech Illinois
773-420-4550
Report
Teleport Communications America
773-361-6511
Report
Ameritech Illinois
773-532-7164
Report
New Cingular Wireless PCS
773-754-8766
Report
Comcast Phone Of Illinois DBA Comco
773-816-9156
Report
T-mobile Usa
773-271-6912
Report
Ameritech Illinois
773-685-9417
Report
Ameritech Illinois

Most searched numbers

Cell
All TimeThis Month
773-101-4321First seen 2017-07-12773-682-7020First seen 2020-06-16
773-687-2105First seen 2019-06-11773-837-7491First seen 2012-02-21
773-172-4094First seen 2013-08-11773-306-2400First seen 2016-01-20
773-189-9234First seen 2013-05-24773-338-4331First seen 2018-09-18
773-955-4433First seen 2012-05-03773-379-8024First seen 2011-07-15
Landline
All TimeThis Month
773-203-4472First seen 2012-09-29773-454-4116First seen 2012-05-15
773-356-8878First seen 2016-09-06773-235-2868First seen 2010-02-15
773-992-6424First seen 2019-06-08773-233-4662First seen 2011-05-18
773-967-4435First seen 2012-09-05773-954-7673First seen 2017-08-31
773-555-4362First seen 2015-08-25773-180-2530First seen 2019-10-24

Cities With coverage

CITY LIST
Arlington Heights
Bensenville
Chicago
Cicero
Des Plaines
Elk Grove Village
Evanston
Oak Brook
Park Ridge
River Grove
Schiller Park
Summit
Wood Dale